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(a) Which aqueous solution has higher concentration 1 molar or 1 molar solution of the same solute? Give reason.
(b) 0.5g KCI was dissolved in 100g water and the solution originally at 20o , C froze at 24o C
Evaluate the percentage ionisation of salt. Kf per 1000g of water =1.86 Kf.
Q. Illustrate the physical property of matter? A physical property of a substance is a quality that can be observed and measured without changing the composition of the subst
Given below the values below for the activation energies of benzoyl peroxide dissociation, styrene propagation, and styrene termination, and suppose all other parameters remain co
i wanted the glycol properties and its chemical reactions n preparation
An element L has 9 protons and valency 1. Another element M has valency 3 and 5. What is the difference in the number of electrons in L and M ?
How to find the atomic structure of H
1.First find the maximum number of carbons chain.Give it to as a parent name. 2.Next find functional groups and give numbering.(Functional group must get minimum number) 3.Ne
Draw the important resonance contributors for the benzenoium intermediate in the bromination of aniline and explain why ortho, para substitution predominates ?
Fission of Covalent bond
The number of electrons in the valence shell of calcium is: (1) 6 (2) 8 (3) 2 (4)4 Ans: 2
obtain the mole of substance in the following. 7.05g Br2
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